<?php
/**
 * CodeIgniter
 *
 * An open source application development framework for PHP
 *
 * This content is released under the MIT License (MIT)
 *
 * Copyright (c) 2014 - 2015, British Columbia Institute of Technology
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 * @package CodeIgniter
 * @author EllisLab Dev Team
 * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/)
 * @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/)
 * @license http://opensource.org/licenses/MIT MIT License
 * @link http://codeigniter.com
 * @since Version 1.0.0
 * @filesource
 *
 */

/**
 * ---------------------------------------------------------------
 * APPLICATION ENVIRONMENT
 * ---------------------------------------------------------------
 *
 * You can load different configurations depending on your
 * current environment. Setting the environment also influences
 * things like logging and error reporting.
 *
 * This can be set to anything, but default usage is:
 *
 * development
 * testing
 * production
 *
 * NOTE: If you change these, also change the error_reporting() code below
 */
define ( 'ENVIRONMENT', isset ( $_SERVER['CI_ENV'] ) ? $_SERVER['CI_ENV'] : 'development' );

/**
 * ---------------------------------------------------------------
 * ERROR REPORTING
 * ---------------------------------------------------------------
 *
 * Different environments will require different levels of error reporting.
 * By default development will show errors but testing and live will hide them.
 */
switch (ENVIRONMENT) {
	case 'development' :
		error_reporting ( - 1 );
		ini_set ( 'display_errors', 1 );
		break;
	
	case 'testing' :
	case 'production' :
		ini_set ( 'display_errors', 0 );
		if (version_compare ( PHP_VERSION, '5.3', '>=' )) {
			error_reporting ( E_ALL & ~ E_NOTICE & ~ E_DEPRECATED & ~ E_STRICT & ~ E_USER_NOTICE & ~ E_USER_DEPRECATED );
		} else {
			error_reporting ( E_ALL & ~ E_NOTICE & ~ E_STRICT & ~ E_USER_NOTICE );
		}
		break;
	
	default :
		header ( 'HTTP/1.1 503 Service Unavailable.', TRUE, 503 );
		echo 'The application environment is not set correctly.';
		exit ( 1 ); // EXIT_ERROR
}

/**
 * ---------------------------------------------------------------
 * SYSTEM FOLDER NAME
 * ---------------------------------------------------------------
 *
 * This variable must contain the name of your "system" folder.
 * Include the path if the folder is not in the same directory
 * as this file.
 */
$system_path = '../system';

/**
 * ---------------------------------------------------------------
 * APPLICATION FOLDER NAME
 * ---------------------------------------------------------------
 *
 * If you want this front controller to use a different "application"
 * folder than the default one you can set its name here. The folder
 * can also be renamed or relocated anywhere on your server. If
 * you do, use a full server path. For more info please see the user guide:
 * http://codeigniter.com/user_guide/general/managing_apps.html
 *
 * NO TRAILING SLASH!
 */
$application_folder = './';

/**
 * ---------------------------------------------------------------
 * VIEW FOLDER NAME
 * ---------------------------------------------------------------
 *
 * If you want to move the view folder out of the application
 * folder set the path to the folder here. The folder can be renamed
 * and relocated anywhere on your server. If blank, it will default
 * to the standard location inside your application folder. If you
 * do move this, use the full server path to this folder.
 *
 * NO TRAILING SLASH!
 */
$view_folder = '';

/**
 * ---------------------------------------------------------------
 * SHARED FOLDER NAME
 * ---------------------------------------------------------------
 *
 * 我们自行构造一个shared文件夹来存放公有库及文件
 */
$shared_path = '../shared';

/**
 * --------------------------------------------------------------------
 * DEFAULT CONTROLLER
 * --------------------------------------------------------------------
 *
 * Normally you will set your default controller in the routes.php file.
 * You can, however, force a custom routing by hard-coding a
 * specific controller class/function here. For most applications, you
 * WILL NOT set your routing here, but it's an option for those
 * special instances where you might want to override the standard
 * routing in a specific front controller that shares a common CI installation.
 *
 * IMPORTANT: If you set the routing here, NO OTHER controller will be
 * callable. In essence, this preference limits your application to ONE
 * specific controller. Leave the function name blank if you need
 * to call functions dynamically via the URI.
 *
 * Un-comment the $routing array below to use this feature
 */
// The directory name, relative to the "controllers" folder. Leave blank
// if your controller is not in a sub-folder within the "controllers" folder
// $routing['directory'] = '';

// The controller class file name. Example: mycontroller
// $routing['controller'] = '';

// The controller function you wish to be called.
// $routing['function'] = '';

/**
 * -------------------------------------------------------------------
 * CUSTOM CONFIG VALUES
 * -------------------------------------------------------------------
 *
 * The $assign_to_config array below will be passed dynamically to the
 * config class when initialized. This allows you to set custom config
 * items or override any default config values found in the config.php file.
 * This can be handy as it permits you to share one application between
 * multiple front controller files, with each file containing different
 * config values.
 *
 * Un-comment the $assign_to_config array below to use this feature
 */
// $assign_to_config['name_of_config_item'] = 'value of config item';

// --------------------------------------------------------------------
// END OF USER CONFIGURABLE SETTINGS. DO NOT EDIT BELOW THIS LINE
// --------------------------------------------------------------------

/**
 * ---------------------------------------------------------------
 * Resolve the system path for increased reliability
 * ---------------------------------------------------------------
 */

// Set the current directory correctly for CLI requests
if (defined ( 'STDIN' )) {
	chdir ( dirname ( __FILE__ ) );
}

if (($_temp = realpath ( $system_path )) !== FALSE) {
	$system_path = $_temp . '/';
} else {
	// Ensure there's a trailing slash
	$system_path = rtrim ( $system_path, '/' ) . '/';
}

// Is the system path correct?
if (! is_dir ( $system_path )) {
	header ( 'HTTP/1.1 503 Service Unavailable.', TRUE, 503 );
	echo 'Your system folder path does not appear to be set correctly. Please open the following file and correct this: ' . pathinfo ( __FILE__, PATHINFO_BASENAME );
	exit ( 3 ); // EXIT_CONFIG
}
/**
 * ---------------------------------------------------------------
 * Resolve the shared path for increased reliability
 * ---------------------------------------------------------------
 */
if (($_temp = realpath ( $shared_path )) !== FALSE) {
	$shared_path = $_temp . '/';
} else {
	// Ensure there's a trailing slash
	$shared_path = rtrim ( $shared_path, '/' ) . '/';
}

// Is the system path correct?
if (! is_dir ( $shared_path )) {
	header ( 'HTTP/1.1 503 Service Unavailable.', TRUE, 503 );
	echo 'Your shared folder path does not appear to be set correctly. Please open the following file and correct this: ' . pathinfo ( __FILE__, PATHINFO_BASENAME );
	exit ( 3 ); // EXIT_CONFIG
}

/**
 * -------------------------------------------------------------------
 * Now that we know the path, set the main path constants
 * -------------------------------------------------------------------
 */
// The name of THIS file
define ( 'SELF', pathinfo ( __FILE__, PATHINFO_BASENAME ) );

// Path to the system folder
define ( 'BASEPATH', str_replace ( '\\', '/', $system_path ) );

// Path to the front controller (this file)
define ( 'FCPATH', str_replace ( SELF, '', __FILE__ ) );

// Name of the "system folder"
define ( 'SYSDIR', trim ( strrchr ( trim ( BASEPATH, '/' ), '/' ), '/' ) );

// shared文件夹路径
define ( 'SHAREDPATH', str_replace ( '\\', '/', $shared_path ) );

// The path to the "application" folder
if (is_dir ( $application_folder )) {
	if (($_temp = realpath ( $application_folder )) !== FALSE) {
		$application_folder = $_temp;
	}
	
	define ( 'APPPATH', $application_folder . DIRECTORY_SEPARATOR );
} else {
	if (! is_dir ( BASEPATH . $application_folder . DIRECTORY_SEPARATOR )) {
		header ( 'HTTP/1.1 503 Service Unavailable.', TRUE, 503 );
		echo 'Your application folder path does not appear to be set correctly. Please open the following file and correct this: ' . SELF;
		exit ( 3 ); // EXIT_CONFIG
	}
	
	define ( 'APPPATH', BASEPATH . $application_folder . DIRECTORY_SEPARATOR );
}

// The path to the "views" folder
if (! is_dir ( $view_folder )) {
	if (! empty ( $view_folder ) && is_dir ( APPPATH . $view_folder . DIRECTORY_SEPARATOR )) {
		$view_folder = APPPATH . $view_folder;
	} elseif (! is_dir ( APPPATH . 'views' . DIRECTORY_SEPARATOR )) {
		header ( 'HTTP/1.1 503 Service Unavailable.', TRUE, 503 );
		echo 'Your view folder path does not appear to be set correctly. Please open the following file and correct this: ' . SELF;
		exit ( 3 ); // EXIT_CONFIG
	} else {
		$view_folder = APPPATH . 'views';
	}
}

if (($_temp = realpath ( $view_folder )) !== FALSE) {
	$view_folder = $_temp . DIRECTORY_SEPARATOR;
} else {
	$view_folder = rtrim ( $view_folder, '/\\' ) . DIRECTORY_SEPARATOR;
}

define ( 'VIEWPATH', $view_folder );

/**
 * --------------------------------------------------------------------
 * LOAD THE BOOTSTRAP FILE
 * --------------------------------------------------------------------
 *
 * And away we go...
 */
require_once BASEPATH . 'core/CodeIgniter.php';
